Derivative Instruments And Hedging Activities (Schedule Of Total Gross Notional Amounts, Presented By Currency) (Details) (USD $) In Thousands, unless otherwise specified	Jan. 28, 2012	Oct. 29, 2011
Derivatives Designated As Hedging Instruments [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	$ 100,325	$ 130,370
Derivatives Designated As Hedging Instruments [Member] | Euro [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	42,106	57,935
Derivatives Designated As Hedging Instruments [Member] | British Pound [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	21,127	25,282
Derivatives Designated As Hedging Instruments [Member] | Japanese Yen [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	12,948	17,957
Derivatives Designated As Hedging Instruments [Member] | Singapore Dollar [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	13,756	16,136
Derivatives Designated As Hedging Instruments [Member] | Swiss Franc [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	10,388	13,060
Derivatives Not Designated As Hedging Instruments [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	6,657	5,012
Derivatives Not Designated As Hedging Instruments [Member] | Euro [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency
Derivatives Not Designated As Hedging Instruments [Member] | British Pound [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency
Derivatives Not Designated As Hedging Instruments [Member] | Japanese Yen [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency
Derivatives Not Designated As Hedging Instruments [Member] | Singapore Dollar [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency
Derivatives Not Designated As Hedging Instruments [Member] | Swiss Franc [Member]
Derivative [Line Items]
Total gross notional amounts, presented by currency	$ 6,657	$ 5,012